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Finding the Fourth Proportional to 6,653,474.33, 9,975,920.54 and 2,610,370.76

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Solution

The fourth proportional to 6,653,474.33, 9,975,920.54 and 2,610,370.76 is: 3,913,872.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,653,474.33 : 9,975,920.54 = 2,610,370.76 : x
  2. Step 2: Convert to fraction form
    6,653,474.33/9,975,920.54 = 2,610,370.76/x
  3. Step 3: Cross multiply
    6,653,474.33x = 9,975,920.54 × 2,610,370.76
  4. Step 4: Simplify right side
    6,653,474.33x = 26,040,851,218,767.95
  5. Step 5: Solve for x
    x = 26,040,851,218,767.95/6,653,474.33
  6. Step 6: Final answer
    x = 3,913,872.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.